How can I use the :limit to change taggable_ type and context? On Apr 24, 12:32 am, Frederick Cheung <[email protected]> wrote: > On Apr 23, 11:23 pm, Mike C <[email protected]> wrote: > > > I'm using the acts as taggable on plugin, and in the migrations > > there's a line of code to create an index: > > > add_index :taggings, [:taggable_id, :taggable_type, :context], :name > > => "tagging_index", :limit => {:name => 10, :surname => 20} > > > When I use unicode, the migration fails and I get told that the index > > is too long and can only be 1000 bytes. I switched over to ascii to > > see if I get the same problem and I didn't. I really want to use > > unicode, so I want to get this working. > > If you want to limit the length of the prefix used for indexes, you'll > need to change name/surname up there for the string columns you want > to index (ie taggable_type and context) and change the numbers as > appropriate to your data > > Fred > > > > > > > I'm running Rails 3.0.7 with MySQL 5.1.
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